214733 15 Revision A
1.9.2 Engine Electronics
WARNING
Tampering with electronic system installation or original equipment manufacturer (OEM) wiring installation can be
dangerous and could result in personal injury or death and/or engine damage.
WARNING
Electrical Shock Hazard. The electronic unit injectors use DC voltage. The engine control module (ECM) sends this
voltage to the electronic unit injectors. Do NOT come in contact with the harness connector for the electronic unit
injectors while engine is operating. Failure to follow this instruction could result in personal injury or death.
This engine has a comprehensive, programmable engine monitoring system. The ECM has the ability to monitor engine
operating conditions. If conditions exceed the allowable range, the ECM will initiate immediate action.
The following actions are available for engine monitoring control:
• Warning
• Derate
• Shut down
The following monitored engine operating conditions have the ability to limit engine speed and/or engine power:
• Engine coolant temperature
• Engine oil pressure
• Engine speed
• Intake manifold air temperature
• Diesel exhaust fluid (DEF) system performance
• Aftertreatment system performance
SAFETY
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